3444600021522 has 64 divisors (see below), whose sum is σ = 7628792371200. Its totient is φ = 1028144969280.

The previous prime is 3444600021497. The next prime is 3444600021559. The reversal of 3444600021522 is 2251200064443.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1396308 + ... + 2973024.

It is an arithmetic number, because the mean of its divisors is an integer number (119199880800).

Almost surely, 2^{3444600021522} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3444600021522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3814396185600).

3444600021522 is an abundant number, since it is smaller than the sum of its proper divisors (4184192349678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3444600021522 is a wasteful number, since it uses less digits than its factorization.

3444600021522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577231.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 3444600021522 its reverse (2251200064443), we get a palindrome (5695800085965).

The spelling of 3444600021522 in words is "three trillion, four hundred forty-four billion, six hundred million, twenty-one thousand, five hundred twenty-two".